402546404645206 has 16 divisors (see below), whose sum is σ = 604864163983248. Its totient is φ = 200925190620000.

The previous prime is 402546404645191. The next prime is 402546404645237. The reversal of 402546404645206 is 602546404645204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38862300 + ... + 48118303.

It is an arithmetic number, because the mean of its divisors is an integer number (37804010248953).

Almost surely, 2^{402546404645206} is an apocalyptic number.

402546404645206 is a deficient number, since it is larger than the sum of its proper divisors (202317759338042).

402546404645206 is a wasteful number, since it uses less digits than its factorization.

402546404645206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86984607.

The product of its (nonzero) digits is 22118400, while the sum is 52.

The spelling of 402546404645206 in words is "four hundred two trillion, five hundred forty-six billion, four hundred four million, six hundred forty-five thousand, two hundred six".